A room is 6m long,5m wide and 3m high.If the total area of the door and windows is 4平方米,find the total area of the walls inside the room?

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A room is 6m long,5m wide and 3m high.If the total area of the door and windows is 4平方米,find the total area of the walls inside the room?

A room is 6m long,5m wide and 3m high.If the total area of the door and windows is 4平方米,find the total area of the walls inside the room?
A room is 6m long,5m wide and 3m high.If the total area of the door and windows is 4平方米,
find the total area of the walls inside the room?

A room is 6m long,5m wide and 3m high.If the total area of the door and windows is 4平方米,find the total area of the walls inside the room?
sorry,I forgot the ceiling

6X3x2+5x3x2+6x5-4=92

算屋顶(6+5)*3*2+6*5-4=92
不算屋顶(6+5)*3*2-4=62

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